CN210316267U

CN210316267U - Longitudinal connecting structure for building photovoltaic integrated roof

Info

Publication number: CN210316267U
Application number: CN201920914104.1U
Authority: CN
Inventors: 黄友波; 孙春耕; 王思平; 母志俊; 权启林
Original assignee: Sichuan Haoneng New Energy Co ltd
Current assignee: Sichuan Haoneng New Energy Co ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-04-14
Anticipated expiration: 2029-06-18

Abstract

A longitudinal connecting structure for building a photovoltaic integrated roof comprises a plurality of laid photovoltaic modules, wherein longitudinal connecting structures are arranged at longitudinal connecting seams of the photovoltaic modules and comprise longitudinal drainage grooves, the longitudinal drainage grooves are fixedly arranged on purlines of the roof, pressing strips are arranged above the longitudinal drainage grooves, the pressing strips are connected with the longitudinal drainage grooves through bolts, and the edges of the photovoltaic modules are pressed on the groove edges of the longitudinal drainage grooves through bolt connection; the bolt comprises a bolt head and a bolt rod, the bolt head is fixedly arranged on two groove walls of the longitudinal drainage groove, and the bolt rod upwards penetrates through the pressing strip and is fixedly connected to the pressing strip through a nut. The utility model discloses a vertical connection structure can effectual solution building photovoltaic integration roof the problem of leaking, stable in structure, long service life.

Description

Longitudinal connecting structure for building photovoltaic integrated roof

Technical Field

The utility model relates to a photovoltaic power generation field, in particular to a longitudinal connection structure for building integrated photovoltaic roof.

Background

Photovoltaic power generation technology has been developed very well as an effective solution for clean energy, but photovoltaic power stations have many limitations, large floor space, unstable power generation efficiency, and the like. The method aims at more and more concentrated ground power stations to be built, the number of building areas with good illumination conditions is less and less, and the generated energy of the concentrated power stations is difficult to be absorbed. In order to solve the problems, concentrated ground power stations are gradually turned to distributed photovoltaic power stations, and idle roofs become ideal positions for building the distributed photovoltaic power stations. Along with roof photovoltaic power plant construction increases, old house can bear the weight of the roof and also has been less and less, in order to solve the problem of leaking that old side roof was repaiied for a long time and newly-built roof avoids roof construction and the two investment problems of roof photovoltaic construction, building and photovoltaic integrated's BIPV mode is gradually fashionable. The photovoltaic module array is directly used as a building roof to be integrated into the building construction, so that the waste of secondary investment is avoided, and a more environment-friendly and energy-saving solution is provided for buildings of which the roofs need to be renovated.

The splicing scheme is one of the solutions of the BIPV, the splicing scheme is to splice the components along the surface of a roof, block the joints of the components, arrange drainage channels at the lower sides of the joint blocking positions between the components, and drain water which cannot be blocked by the blocks and seep. In current concatenation scheme, most fixed mode all adopt the screw to fix, can cause the permanent destruction of structure like this, and when the secondary maintenance, the screw hole site is fixed insecure, causes easily to leak rain risk. In order to seal tightly, some installation methods are complex, and the construction efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: to the problem that exists, provide a longitudinal connection structure for building photovoltaic integration roof, can effectual solution building photovoltaic integration roof the problem of leaking, stable in structure, long service life.

The utility model adopts the technical scheme as follows:

a longitudinal connecting structure for building a photovoltaic integrated roof comprises a plurality of laid photovoltaic modules, wherein longitudinal connecting structures are arranged at longitudinal connecting seams of the photovoltaic modules and comprise longitudinal drainage grooves, the longitudinal drainage grooves are fixedly arranged on roof purlines, pressing strips are arranged above the longitudinal drainage grooves, the pressing strips are connected with the longitudinal drainage grooves through bolts, and the edges of the photovoltaic modules are pressed on the groove edges of the longitudinal drainage grooves through bolt connection; the bolt comprises a bolt head and a bolt rod, the bolt head is fixedly arranged on two groove walls of the longitudinal drainage groove, and the bolt rod upwards penetrates through the pressing strip and is fixedly connected to the pressing strip through a nut.

Due to the adoption of the structure, the press strip can effectively press the edge of the photovoltaic module on the groove edge of the longitudinal drainage groove for a long time, so that the sealing effect between the press strip and the photovoltaic module and between the photovoltaic module and the groove edge of the drainage groove is ensured, the longitudinal water leakage problem of the building photovoltaic integrated roof can be effectively solved, and the service life of the whole device is prolonged.

Furthermore, two first platforms which are positioned at the same height are arranged on two walls of the longitudinal drainage groove, two second platforms which are positioned at the same height are arranged above the two first platforms, and the two first platforms and the two second platforms jointly form a cavity for clamping a bolt head; gaps are reserved between the two first platforms and between the two second platforms, so that rainwater flowing in from the longitudinal connecting seam enters the longitudinal drainage groove.

By adopting the structure, the bolt can be stably and detachably connected on the longitudinal drainage groove, and the structure is convenient to install and maintain.

Furthermore, a first water diversion groove and a second water diversion groove are respectively arranged inside two groove walls of the longitudinal water drainage groove along the length direction of the two groove walls, and the water diversion grooves are communicated with the transverse water drainage grooves.

In the above-mentioned structure, divide into the basin of three difference with vertical water drainage tank and drain off, the basin in the middle of it is used for discharging the rainwater of vertical joint seam infiltration, and the distributive groove of its both sides is used for discharging the rainwater that horizontal water drainage tank collected, adopts this kind of structure, when vertical water drainage tank exists local damage, can reduce the rainwater leakage volume of vertical water drainage tank, can increase the overall structure intensity of vertical water drainage tank simultaneously, avoids vertical water drainage tank wall atress to buckle.

Furthermore, a reinforcing plate is arranged between the two groove walls in the longitudinal drainage groove along the length direction of the longitudinal drainage groove, and the reinforcing plate is arranged on the two groove walls of the longitudinal drainage groove in a crossing mode.

Due to the adoption of the structure, the structural strength of the longitudinal drainage groove can be increased.

Furthermore, at least three splicing holes are formed in the wall of the longitudinal drainage groove along the length direction of the longitudinal drainage groove, a plurality of splicing holes form a plane, and the splicing holes are used for connecting the longitudinal drainage grooves.

By adopting the structure, the connection between the longitudinal drainage grooves can be more stable.

Further, a first rubber strip is arranged between the pressing strip and the edge of the photovoltaic module for sealing; one side of first rubber strip transverse direction is equipped with drips the eaves, drip the eaves and set up along the length direction of first rubber strip, drip the eaves slope and set up downwards, with the leading-in longitudinal drainage groove of rainwater inside.

Due to the adoption of the structure, rainwater can be prevented from moving along the back of the photovoltaic module and entering a room, and the water leakage problem of the photovoltaic roof can be effectively solved.

Furthermore, the upper surface of the first rubber strip is provided with a first bulge along the length of the first rubber strip, the bottom of the pressing strip is provided with a first groove, and the first bulge is embedded in the first groove in a matching manner.

Due to the adoption of the structure, the first rubber strip can be stably arranged at the bottom of the pressing strip, the sealing effect of the first rubber strip is prevented from being weakened due to the offset of the position of the first rubber strip, and meanwhile, the structure is convenient to install.

Further, a second rubber strip is arranged between the edge of the photovoltaic module and the edge of the longitudinal drainage groove for sealing; one side of second rubber strip transverse direction is equipped with drips the eaves, drip the eaves and set up along the length direction of second rubber strip, drip the eaves slope and set up downwards, with the leading-in longitudinal drainage groove of rainwater inside.

Furthermore, the lower surface of the second rubber strip is provided with a second protrusion along the length of the second rubber strip, a second groove is formed in the groove edge of the longitudinal drainage groove, and the second protrusion is embedded in the second groove in a matching mode.

Due to the adoption of the structure, the second rubber strip can be stably arranged on the groove edge of the longitudinal drainage groove, the sealing effect of the second rubber strip is prevented from being weakened due to the offset of the position of the first rubber strip, and meanwhile, the structure is convenient to install.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. in the utility model, the edge of the photovoltaic module is pressed on the groove edge of the drainage groove by the pressing strip through the bolt, so that the edge of the photovoltaic module can be effectively pressed on the groove edge of the longitudinal drainage groove for a long time by the pressing strip, the sealing effect between the pressing strip and the photovoltaic module and between the photovoltaic module and the groove edge of the drainage groove is ensured, and the service life of the whole device is prolonged;

2. in the utility model, rubber strips are arranged between the pressing strips and the edge part of the photovoltaic component and between the edge part of the photovoltaic component and the groove edge of the longitudinal drainage groove for sealing, one side of the rubber strip in the transverse direction is provided with a dripping eave, the dripping eave is arranged downwards in an inclined manner, so that rainwater is introduced into the drainage groove, and the rainwater infiltrated by the connecting seam of the photovoltaic component can be effectively prevented from moving along the back of the photovoltaic component and entering the interior of a house;

3. in the utility model, the first rubber strip is embedded with the bottom of the pressing strip through the first bulge on the upper surface, the second rubber strip is embedded with the groove edge of the longitudinal water drainage groove through the second bulge on the lower surface, and the third rubber strip is embedded with the groove edge of the transverse water drainage groove through the third bulge on the lower surface, so that the sealing effect of the rubber strip is prevented from being influenced by the deviation of the position of the rubber strip, and the field construction is facilitated;

4. the utility model discloses in, be equipped with at least three concatenation hole along its length direction on the groove jade and jade of vertical water drainage tank, and its a plurality of concatenation holes constitute a plane, the concatenation hole is used for the connection between the vertical water drainage tank, increases the stability of the connection between the vertical water drainage tank.

Drawings

FIG. 1 is a schematic view of a building integrated photovoltaic roof structure;

FIG. 2 is a cross-sectional view of the longitudinal drainage channels and the bead;

FIG. 3 is a cross-sectional view of a first rubber strip and a second rubber strip;

FIG. 4 is an enlarged view of the structure at A in FIG. 2;

the labels in the figure are: 1-a photovoltaic module, 2-a longitudinal drainage channel, 21-a splicing hole, 22-a first water dividing channel, 23-a reinforcing plate, 24-a second water dividing channel, 25-a second groove, 26-a first platform, 27-a second platform, 3-a transverse drainage channel, 4-a pressing strip, 41-a first groove, 42-a fourth groove, 5-a first rubber strip, 51-a dripping eave, 52-a first bulge, 6-a second rubber strip, 62-a second bulge, 7-a bolt, 71-a bolt head, 72-a bolt rod,

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

A longitudinal connecting structure for building a photovoltaic integrated roof comprises a plurality of laid photovoltaic modules 1, wherein longitudinal connecting structures are arranged at longitudinal connecting seams of the photovoltaic modules 1, each longitudinal connecting structure comprises a longitudinal drainage groove 2, the longitudinal drainage grooves 2 are fixedly arranged on purlines of the roof, a pressing strip 4 is arranged above the longitudinal drainage grooves 2, the pressing strip 4 is connected with the longitudinal drainage grooves 2 through bolts 7, and edges of the photovoltaic modules 1 are pressed on the edges of the longitudinal drainage grooves 2 through the connection of the bolts 7; the bolt 7 comprises a bolt head 71 and a bolt rod 72, the bolt head 71 is fixedly arranged on two groove walls of the longitudinal drainage groove 2, and the bolt rod 72 upwards penetrates through the pressing strip 4 and is fixedly connected to the pressing strip 4 through a nut.

Specifically, as shown in fig. 4, two first platforms 26 located at the same height are arranged on two walls of the longitudinal drainage groove 2, two second platforms 27 located at the same height are arranged above the two first platforms 26, and the two first platforms 26 and the two second platforms 27 together form a cavity for clamping the head of the bolt 7; gaps are reserved between the two first platforms 26 and between the two second platforms 27, so that rainwater flowing in from the longitudinal connecting seam enters the longitudinal drainage groove 2.

As shown in fig. 2, a first water diversion groove 22 and a second water diversion groove 24 are respectively arranged inside two walls of the longitudinal drainage groove 2 along the length direction of the longitudinal drainage groove, and the water diversion grooves are communicated with the transverse drainage grooves 3. And a reinforcing plate 23 is arranged between two groove walls in the longitudinal drainage groove 2 along the length direction of the longitudinal drainage groove, and the reinforcing plate 23 is arranged on the two groove walls of the longitudinal drainage groove 2 in a spanning manner.

As shown in fig. 2, the wall of the longitudinal drainage channel 2 is provided with at least three splicing holes 21 along the length direction, and the splicing holes 21 form a plane. The longitudinal drainage channel 2 is integrally formed.

Be equipped with fourth recess 42 on the layering 4, its fourth recess 42 can make 7 poles of bolts can not expose layering 4 surfaces, avoids 7 poles of bolts to shelter from photovoltaic module 1, increases photovoltaic module 1's generating efficiency, and fourth recess 42 can be used as photovoltaic module 1 cleaning machines people's guide rail simultaneously, avoids additionally setting up photovoltaic module 1 cleaning machines people's guide rail, simplifies the construction degree of difficulty.

As shown in fig. 3, a first rubber strip 5 is arranged between the batten 4 and the edge of the photovoltaic module 1 for sealing; one side of the transverse direction of the first rubber strip 5 is provided with a dripping eave 51, the dripping eave 51 is arranged along the length direction of the first rubber strip 5, the dripping eave 51 is arranged obliquely downwards, and rainwater is guided into the longitudinal drainage groove 2.

The upper surface of the first rubber strip 5 is provided with a first protrusion 52 along the length thereof, the bottom of the pressing strip 4 is provided with a first groove 41, and the first protrusion 52 is embedded in the first groove 41 in a matching manner. The lower surface of the first rubber strip 5 is in contact with the front side of the edge of the photovoltaic module 1, and the cross section of the lower surface of the first rubber strip 5 is in a zigzag shape.

A second rubber strip 6 is arranged between the edge of the photovoltaic module 1 and the edge of the longitudinal drainage groove 2 for sealing; one side of the second rubber strip 6 transverse direction is equipped with drips eaves 51, drip eaves 51 and set up along the length direction of second rubber strip 6, drip eaves 51 slope and set up downwards, with the leading-in vertical drain tank 2 inside of rainwater.

The lower surface of the second rubber strip 6 is provided with a second bulge 62 along the length thereof, the groove edge of the longitudinal drainage groove 2 is provided with a second groove 25, and the second bulge 62 is embedded in the second groove 25 in a matching way. The upper surface of the second rubber strip 6 is in contact with the back of the edge of the photovoltaic module 1, and the cross section of the upper surface of the second rubber strip 6 is in a zigzag shape.

The first rubber strip 5 and the second rubber strip 6 are both made of silicon rubber, the silicon rubber is inorganic rubber and has certain flame retardance, and when a fire disaster occurs in a house, the fire disaster can be prevented from spreading.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A longitudinal connection structure for building integrated photovoltaic roof, includes a plurality of photovoltaic module (1) of laying, its characterized in that: the photovoltaic module structure is characterized in that longitudinal connecting structures are arranged at longitudinal connecting seams of the photovoltaic modules (1), each longitudinal connecting structure comprises a longitudinal drainage groove (2), the longitudinal drainage grooves (2) are fixedly arranged on the purlines of the roof, a pressing strip (4) is arranged above the longitudinal drainage grooves (2), the pressing strips (4) are connected with the longitudinal drainage grooves (2) through bolts (7), and edges of the photovoltaic modules (1) are pressed on the edges of the longitudinal drainage grooves (2) through connection of the bolts (7); bolt (7) include bolt head (71) and bolt pole (72), bolt head (71) are fixed to be set up on two groove walls of vertical water drainage tank (2), bolt pole (72) upwards run through layering (4) to through nut fixed connection on layering (4).

2. The longitudinal connection structure for building a pv roofing of claim 1 wherein: two first platforms (26) located at the same height are arranged on two walls of the longitudinal drainage groove (2), two second platforms (27) located at the same height are arranged above the two first platforms (26), and the two first platforms (26) and the two second platforms (27) jointly form a cavity for clamping the head of the bolt (7); gaps are reserved between the two first platforms (26) and between the two second platforms (27), so that rainwater flowing in from the longitudinal connecting seam enters the longitudinal drainage groove (2).

3. The longitudinal connection structure for building a pv roofing of claim 1 wherein: and a first water diversion groove (22) and a second water diversion groove (24) are respectively arranged inside two walls of the longitudinal drainage groove (2) along the length direction of the longitudinal drainage groove, and the water diversion grooves are communicated with the transverse drainage groove (3).

4. The longitudinal connection structure for building a pv roofing of claim 3 wherein: and a reinforcing plate (23) is arranged between the two groove walls in the longitudinal drainage groove (2) along the length direction of the longitudinal drainage groove, and the reinforcing plate (23) is arranged on the two groove walls of the longitudinal drainage groove (2) in a crossing manner.

5. The longitudinal connection structure for building a pv roofing of claim 1 wherein: at least three splicing holes (21) are formed in the wall of the longitudinal drainage groove (2) along the length direction of the groove wall, and the splicing holes (21) form a plane.

6. The longitudinal connection structure for building a pv roofing of claim 1 wherein: a first rubber strip (5) is arranged between the pressing strip (4) and the edge of the photovoltaic module (1) for sealing; one side of first rubber strip (5) transverse direction is equipped with drips eaves (51), drip eaves (51) and set up along the length direction of first rubber strip (5), drip eaves (51) slope and set up downwards, with the leading-in vertical water drainage tank of rainwater (2) inside.

7. The longitudinal connection structure for building a pv roofing of claim 6 wherein: the upper surface of the first rubber strip (5) is provided with a first protrusion (52) along the length of the first rubber strip, the bottom of the pressing strip (4) is provided with a first groove (41), and the first protrusion (52) is embedded in the first groove (41) in a matching mode.

8. The longitudinal connection structure for building a pv roofing of claim 1 wherein: a second rubber strip (6) is arranged between the edge of the photovoltaic module (1) and the edge of the longitudinal drainage groove (2) for sealing; one side of second rubber strip (6) transverse direction is equipped with drips eaves (51), drip eaves (51) and set up along the length direction of second rubber strip (6), drip eaves (51) slope and set up downwards, with the leading-in vertical water drainage tank of rainwater (2) inside.

9. The longitudinal connection structure for building a pv roofing of claim 8 wherein: the lower surface of second rubber strip (6) is equipped with second arch (62) along its length, vertical water drainage tank (2) groove limit is equipped with second recess (25), second arch (62) cooperation is inlayed and is established in second recess (25).